Service difficulty report · Control Unit · Emb EMB145

Difficulty date
January 25, 2004
Submitted
March 1, 2004
Operation
Air carrier
Aircraft
N804HK
Make and model
Emb EMB145
Aircraft serial
145082
Aircraft time
11,368 hours, 10,765 cycles
Part
Control Unit
Part number
7021170951
Part serial
99090527
Condition
Malfunctioned
Location
Autopilot Sys
Part time
2,724 hours, 2,974 cycles
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
D

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

STL - YAW DAMPER INOP INDICATION. MAINTENANCE DEFERRED PER MEL. SUBSEQUENTLY CLEARING DMI BY REMOVING AND REPLACING FLIGHT GUIDANCE CONTROL UNIT.

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